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BPC-157, a stable gastric pentadecapeptide, demonstrates broader systemic healing effects across multiple tissue types including tendons, muscles, and the gastrointestinal tract through angiogenic and growth factor pathways

Certain populations face elevated risk of developing very high serum B12 levels, though true toxicity remains rare even in these groups

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In experimental settings, GHK-Cu has been investigated for its influence on cellular communication, gene expression, and tissue repair mechanisms